5,5-二甲基-二氢-呋喃-2-酮合成路线 (共 98 条)
参考文献
Arnold; Buckley; Richter
Journal of the American Chemical Society, 1947 , vol. 69, p. 2322,2324
反应条件
hexafluoroantimonic acid T=0°C; 1 h;
参考文献
Yoneda, Norihiko; Suzuki, Akira; Takahashi, Yukio
Chemistry Letters, 1981 , p. 767 - 768
反应条件
1: (i) SOCl2, (ii) NaOCMe2Et 2: KOH / methanol View Scheme
参考文献
Julia,M. et al.
Bulletin de la Societe Chimique de France, 1961 , p. 1857 - 1860
反应条件
phosphorus; hydrogen iodide T=180 - 190°C; im geschlossenen Rohr;
参考文献
Fittig; Ruehlmann
Justus Liebigs Annalen der Chemie, 1884 , vol. 226, p. 347
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Fittig; Mielck
Justus Liebigs Annalen der Chemie, 1876 , vol. 180, p. 57
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Bredt; Fittig
Justus Liebigs Annalen der Chemie, 1880 , vol. 200, p. 259
反应条件
T=180 - 190°C; im geschlossenen Rohr;
参考文献
Fittig; Ruehlmann
Justus Liebigs Annalen der Chemie, 1884 , vol. 226, p. 347
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Fittig; Mielck
Justus Liebigs Annalen der Chemie, 1876 , vol. 180, p. 57
反应条件
pyridine; acetic anhydride; acetic acid in toluene
参考文献
Nippon Oil Co., Ltd.
Patent: US4650885 A1, 1987 ;
反应条件
1: 72 percent / AlCl3 / 2.5 h / 90 - 100 °C 2: 65 percent / AlCl3, Br2 / CH2Cl2 / 0.5 h / 80 °C View Scheme
参考文献
Endo, Yasuyuki; Takehana, Shunji; Ohno, Michihiro; Driedger, Paul E.; Stabel, Silvia; Mizutani, Miho Y.; Tomioka, Nobuo; Itai, Akiko; Shudo, Koichi
Journal of Medicinal Chemistry, 1998 , vol. 41, # 9 p. 1476 - 1496
反应条件
ethanol; sodium
ueber mehrere Stufen;
参考文献
Erdmann,H.
Justus Liebigs Annalen der Chemie, 1885 , vol. 228, p. 184
反应条件
sodium hydroxide in ethanol
参考文献
Ward; Gai; Lazny; Pedras
Journal of Organic Chemistry, 2001 , vol. 66, # 23 p. 7832 - 7840
参考文献
Fittig; Ruehlmann
Justus Liebigs Annalen der Chemie, 1884 , vol. 226, p. 345